inttypes.h: do a single ersatz <inttypes.h> based on <limits.h>
This commit is contained in:
H. Peter Anvin
parent
42fe6ce765
commit
272b6c7295
4 changed files with 185 additions and 299 deletions
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@ -1,103 +0,0 @@
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/*
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* i16l32/inttypes.h
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*
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* Small subset of <inttypes.h>
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* for the int 16, long 32, long long 64 model.
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*/
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#ifndef INTTYPES_H
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#define INTTYPES_H
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typedef signed char int8_t;
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typedef signed int int16_t;
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typedef signed long int32_t;
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typedef signed long long int64_t;
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typedef unsigned char uint8_t;
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typedef unsigned int uint16_t;
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typedef unsigned long uint32_t;
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typedef unsigned long long uint64_t;
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#define _scn8 "hh"
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#define _scn16 ""
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#define _scn32 "l"
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#define _scn64 "ll"
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#define _pri8 ""
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#define _pri16 ""
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#define _pri32 "l"
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#define _pri64 "ll"
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#define _cst8
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#define _cst16
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#define _cst32 L
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#define _cst64 LL
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#define INT8_C(x) x
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#define INT16_C(x) x
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#define INT32_C(x) x ## L
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#define INT64_C(x) x ## LL
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#define UINT8_C(x) x ## U
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#define UINT16_C(x) x ## U
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#define UINT32_C(x) x ## UL
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#define UINT64_C(x) x ## ULL
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/* The rest of this is common to all models */
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#define PRId8 _pri8 "d"
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#define PRId16 _pri16 "d"
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#define PRId32 _pri32 "d"
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#define PRId64 _pri64 "d"
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#define PRIi8 _pri8 "i"
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#define PRIi16 _pri16 "i"
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#define PRIi32 _pri32 "i"
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#define PRIi64 _pri64 "i"
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#define PRIo8 _pri8 "o"
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#define PRIo16 _pri16 "o"
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#define PRIo32 _pri32 "o"
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#define PRIo64 _pri64 "o"
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#define PRIu8 _pri8 "u"
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#define PRIu16 _pri16 "u"
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#define PRIu32 _pri32 "u"
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#define PRIu64 _pri64 "u"
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#define PRIx8 _pri8 "x"
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#define PRIx16 _pri16 "x"
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#define PRIx32 _pri32 "x"
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#define PRIx64 _pri64 "x"
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#define PRIX8 _pri8 "X"
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#define PRIX16 _pri16 "X"
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#define PRIX32 _pri32 "X"
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#define PRIX64 _pri64 "X"
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#define SCNd8 _scn8 "d"
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#define SCNd16 _scn16 "d"
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#define SCNd32 _scn32 "d"
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#define SCNd64 _scn64 "d"
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#define SCNi8 _scn8 "i"
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#define SCNi16 _scn16 "i"
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#define SCNi32 _scn32 "i"
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#define SCNi64 _scn64 "i"
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#define SCNo8 _scn8 "o"
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#define SCNo16 _scn16 "o"
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#define SCNo32 _scn32 "o"
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#define SCNo64 _scn64 "o"
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#define SCNu8 _scn8 "u"
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#define SCNu16 _scn16 "u"
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#define SCNu32 _scn32 "u"
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#define SCNu64 _scn64 "u"
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#define SCNx8 _scn8 "x"
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#define SCNx16 _scn16 "x"
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#define SCNx32 _scn32 "x"
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#define SCNx64 _scn64 "x"
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#endif /* INTTYPES_H */
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@ -1,98 +0,0 @@
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/*
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* i32l32/inttypes.h
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*
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* Small subset of <inttypes.h>
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* for the short 16, int 32, long long 64 model.
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*/
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#ifndef INTTYPES_H
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#define INTTYPES_H
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typedef signed char int8_t;
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typedef signed short int16_t;
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typedef signed int int32_t;
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typedef signed long long int64_t;
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typedef unsigned char uint8_t;
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typedef unsigned short uint16_t;
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typedef unsigned int uint32_t;
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typedef unsigned long long uint64_t;
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#define _scn8 "hh"
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#define _scn16 "h"
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#define _scn32 ""
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#define _scn64 "ll"
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#define _pri8 ""
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#define _pri16 ""
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#define _pri32 ""
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#define _pri64 "ll"
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#define INT8_C(x) x
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#define INT16_C(x) x
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#define INT32_C(x) x
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#define INT64_C(x) x ## LL
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#define UINT8_C(x) x ## U
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#define UINT16_C(x) x ## U
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#define UINT32_C(x) x ## U
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#define UINT64_C(x) x ## ULL
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/* The rest of this is common to all models */
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#define PRId8 _pri8 "d"
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#define PRId16 _pri16 "d"
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#define PRId32 _pri32 "d"
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#define PRId64 _pri64 "d"
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#define PRIi8 _pri8 "i"
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#define PRIi16 _pri16 "i"
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#define PRIi32 _pri32 "i"
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#define PRIi64 _pri64 "i"
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#define PRIo8 _pri8 "o"
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#define PRIo16 _pri16 "o"
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#define PRIo32 _pri32 "o"
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#define PRIo64 _pri64 "o"
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#define PRIu8 _pri8 "u"
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#define PRIu16 _pri16 "u"
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#define PRIu32 _pri32 "u"
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#define PRIu64 _pri64 "u"
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#define PRIx8 _pri8 "x"
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#define PRIx16 _pri16 "x"
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#define PRIx32 _pri32 "x"
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#define PRIx64 _pri64 "x"
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#define PRIX8 _pri8 "X"
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#define PRIX16 _pri16 "X"
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#define PRIX32 _pri32 "X"
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#define PRIX64 _pri64 "X"
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#define SCNd8 _scn8 "d"
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#define SCNd16 _scn16 "d"
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#define SCNd32 _scn32 "d"
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#define SCNd64 _scn64 "d"
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#define SCNi8 _scn8 "i"
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#define SCNi16 _scn16 "i"
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#define SCNi32 _scn32 "i"
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#define SCNi64 _scn64 "i"
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#define SCNo8 _scn8 "o"
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#define SCNo16 _scn16 "o"
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#define SCNo32 _scn32 "o"
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#define SCNo64 _scn64 "o"
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#define SCNu8 _scn8 "u"
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#define SCNu16 _scn16 "u"
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#define SCNu32 _scn32 "u"
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#define SCNu64 _scn64 "u"
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#define SCNx8 _scn8 "x"
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#define SCNx16 _scn16 "x"
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#define SCNx32 _scn32 "x"
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#define SCNx64 _scn64 "x"
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#endif /* INTTYPES_H */
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@ -1,98 +0,0 @@
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/*
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* i32l64/inttypes.h
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*
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* Small subset of <inttypes.h>
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* for the short 16, int 32, long 64 model.
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*/
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#ifndef INTTYPES_H
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#define INTTYPES_H
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typedef signed char int8_t;
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typedef signed short int16_t;
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typedef signed int int32_t;
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typedef signed long int64_t;
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typedef unsigned char uint8_t;
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typedef unsigned short uint16_t;
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typedef unsigned int uint32_t;
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typedef unsigned long uint64_t;
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#define _scn8 "hh"
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#define _scn16 "h"
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#define _scn32 ""
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#define _scn64 "l"
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#define _pri8 ""
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#define _pri16 ""
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#define _pri32 ""
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#define _pri64 "l"
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#define INT8_C(x) x
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#define INT16_C(x) x
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#define INT32_C(x) x
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#define INT64_C(x) x ## L
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#define UINT8_C(x) x ## U
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#define UINT16_C(x) x ## U
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#define UINT32_C(x) x ## U
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#define UINT64_C(x) x ## UL
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/* The rest of this is common to all models */
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#define PRId8 _pri8 "d"
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#define PRId16 _pri16 "d"
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#define PRId32 _pri32 "d"
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#define PRId64 _pri64 "d"
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#define PRIi8 _pri8 "i"
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#define PRIi16 _pri16 "i"
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#define PRIi32 _pri32 "i"
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#define PRIi64 _pri64 "i"
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#define PRIo8 _pri8 "o"
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#define PRIo16 _pri16 "o"
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#define PRIo32 _pri32 "o"
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#define PRIo64 _pri64 "o"
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#define PRIu8 _pri8 "u"
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#define PRIu16 _pri16 "u"
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#define PRIu32 _pri32 "u"
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#define PRIu64 _pri64 "u"
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#define PRIx8 _pri8 "x"
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#define PRIx16 _pri16 "x"
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#define PRIx32 _pri32 "x"
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#define PRIx64 _pri64 "x"
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#define PRIX8 _pri8 "X"
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#define PRIX16 _pri16 "X"
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#define PRIX32 _pri32 "X"
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#define PRIX64 _pri64 "X"
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#define SCNd8 _scn8 "d"
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#define SCNd16 _scn16 "d"
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#define SCNd32 _scn32 "d"
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#define SCNd64 _scn64 "d"
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#define SCNi8 _scn8 "i"
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#define SCNi16 _scn16 "i"
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#define SCNi32 _scn32 "i"
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#define SCNi64 _scn64 "i"
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#define SCNo8 _scn8 "o"
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#define SCNo16 _scn16 "o"
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#define SCNo32 _scn32 "o"
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#define SCNo64 _scn64 "o"
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#define SCNu8 _scn8 "u"
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#define SCNu16 _scn16 "u"
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#define SCNu32 _scn32 "u"
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#define SCNu64 _scn64 "u"
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#define SCNx8 _scn8 "x"
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#define SCNx16 _scn16 "x"
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#define SCNx32 _scn32 "x"
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#define SCNx64 _scn64 "x"
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#endif /* INTTYPES_H */
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185
inttypes/inttypes.h
Normal file
185
inttypes/inttypes.h
Normal file
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@ -0,0 +1,185 @@
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/*
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* inttypes.h
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*
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* Small ersatz subset of <inttypes.h>, deriving the types from
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* <limits.h>.
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*
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* Important: the preprocessor may truncate numbers too large for it.
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* Therefore, test the signed types only ... truncation won't generate
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* a 01111111... bit pattern.
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*/
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#ifndef INTTYPES_H
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#define INTTYPES_H
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#include <limits.h>
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/*** 64-bit type: long or long long ***/
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/* Some old versions of gcc <limits.h> omit LLONG_MAX */
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#ifndef LLONG_MAX
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# ifdef __LONG_LONG_MAX__
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# define LLONG_MAX __LONG_LONG_MAX__
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# else
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# define LLONG_MAX 0 /* Assume long long is unusable */
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# endif
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#endif
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#if LONG_MAX == 9223372036854775807
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/* long is 64 bits */
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typedef signed long int64_t;
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typedef unsigned long uint64_t;
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#define _scn64 "l"
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#define _pri64 "l"
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#define INT64_C(x) x ## L
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#define UINT64_C(x) x ## UL
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#elif LLONG_MAX == 9223372036854775807
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/* long long is 64 bits */
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typedef signed long long int64_t;
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typedef unsigned long long uint64_t;
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#define _scn64 "ll"
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#define _pri64 "ll"
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#define INT64_C(x) x ## LL
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#define UINT64_C(x) x ## ULL
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#else
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#error "Neither long nor long long is 64 bits in size"
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#endif
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/*** 32-bit type: int or long ***/
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#if INT_MAX == 2147483647
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/* int is 32 bits */
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typedef signed int int32_t;
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typedef unsigned int uint32_t;
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#define _scn32 ""
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#define _pri32 ""
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#define INT32_C(x) x
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#define UINT32_C(x) x ## U
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#elif LONG_MAX == 2147483647
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/* long is 32 bits */
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typedef signed long int32_t;
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typedef unsigned long uint32_t;
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#define _scn32 "l"
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#define _pri32 "l"
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#define INT32_C(x) x ## L
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#define UINT32_C(x) x ## UL
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#else
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#error "Neither int nor long is 32 bits in size"
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#endif
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/*** 16-bit size: int or short ***/
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#if INT_MAX == 32767
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/* int is 16 bits */
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typedef signed int int16_t;
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typedef unsigned int uint16_t;
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#define _scn16 ""
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#define _pri16 ""
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#define INT16_C(x) x
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#define UINT16_C(x) x ## U
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#elif SHORT_MAX == 32767
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/* short is 16 bits */
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typedef signed short int16_t;
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typedef unsigned short uint16_t;
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#define _scn16 "h"
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#define _pri16 ""
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#define INT16_C(x) x
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#define UINT16_C(x) x ## U
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#else
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#error "Neither short nor int is 16 bits in size"
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#endif
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/*** 8-bit size: char ***/
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#if SCHAR_MAX == 127
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/* char is 8 bits */
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typedef signed char int8_t;
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typedef unsigned char uint8_t;
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#define _scn8 "hh"
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#define _pri8 ""
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#define INT8_C(x) x
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#define UINT8_C(x) x ## U
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#else
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#error "char is not 8 bits in size"
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#endif
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/* The rest of this is common to all models */
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#define PRId8 _pri8 "d"
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#define PRId16 _pri16 "d"
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#define PRId32 _pri32 "d"
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#define PRId64 _pri64 "d"
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#define PRIi8 _pri8 "i"
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#define PRIi16 _pri16 "i"
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#define PRIi32 _pri32 "i"
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#define PRIi64 _pri64 "i"
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#define PRIo8 _pri8 "o"
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#define PRIo16 _pri16 "o"
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#define PRIo32 _pri32 "o"
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#define PRIo64 _pri64 "o"
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#define PRIu8 _pri8 "u"
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#define PRIu16 _pri16 "u"
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#define PRIu32 _pri32 "u"
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#define PRIu64 _pri64 "u"
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#define PRIx8 _pri8 "x"
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#define PRIx16 _pri16 "x"
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#define PRIx32 _pri32 "x"
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#define PRIx64 _pri64 "x"
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#define PRIX8 _pri8 "X"
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#define PRIX16 _pri16 "X"
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#define PRIX32 _pri32 "X"
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#define PRIX64 _pri64 "X"
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#define SCNd8 _scn8 "d"
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#define SCNd16 _scn16 "d"
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#define SCNd32 _scn32 "d"
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#define SCNd64 _scn64 "d"
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#define SCNi8 _scn8 "i"
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#define SCNi16 _scn16 "i"
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#define SCNi32 _scn32 "i"
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#define SCNi64 _scn64 "i"
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#define SCNo8 _scn8 "o"
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#define SCNo16 _scn16 "o"
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#define SCNo32 _scn32 "o"
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#define SCNo64 _scn64 "o"
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#define SCNu8 _scn8 "u"
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#define SCNu16 _scn16 "u"
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#define SCNu32 _scn32 "u"
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#define SCNu64 _scn64 "u"
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#define SCNx8 _scn8 "x"
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#define SCNx16 _scn16 "x"
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#define SCNx32 _scn32 "x"
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#define SCNx64 _scn64 "x"
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#endif /* INTTYPES_H */
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